<template>
  <div>
      <button @click="isShow = !isShow" class="jk">显示/隐藏</button>
      <transition-group name="hello" appear>
        <h1 v-show="isShow" key="1">你好啊</h1>
        <h1 v-show="isShow" key="2">你好啊</h1>
      </transition-group>
  </div>
</template>

<script>
    export default {
        name:'Test2',
        data() {
            return {
                isShow:'true'
            }
        },
    }
</script>

<style scoped>

    h1{
        background-color: rgb(173, 238, 211);
        transition: 0.5s linear;
    }
    
    /* 进入的起点,离开的终点 */
    .hello-enter,.hello-leave-to{
        transform: translateX(-100%);
    }

    /* 进入的终点，离开的起点 */
    .hello-enter-to,.hello-leave{
        transform: translateX(0);
    }

</style>